Diff Report
Run #51fdbca2b5409: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51fdbd76c2eed: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #51fdbca2b5409Run #51fdbd76c2eedDiffDiff%
Number of Function Calls169 169 0 0.0%
Incl. Wall Time (microsec)3,434 3,412 -22 -0.6%
Incl. Wall Time (microsec) per call 20 20 -0 -0.6%
Excl. Wall Time (microsec)833 835 2 0.2%
Incl. CPU (microsecs)3,594 3,554 -40 -1.1%
Incl. CPU (microsecs) per call 21 21 -0 -1.1%
Excl. CPU (microsec)707 692 -15 -2.1%
Incl. MemUse (bytes)165,736 165,736 0 0.0%
Incl. MemUse (bytes) per call 981 981 0 0.0%
Excl. MemUse (bytes)-24,200 -24,200 0 0.0%
Incl. PeakMemUse (bytes)53,216 53,216 0 0.0%
Incl. PeakMemUse (bytes) per call 315 315 0 0.0%
Excl. PeakMemUse (bytes)2,672 2,672 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::prepareQuery [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -22 -3.3% -40 -2.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 9.1% -15 -37.5% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% -22 -100.0% -40 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% -18 -81.8% -13 -32.5% 0 N/A% 0 N/A%
PDO::prepare0 N/A% -6 -27.3% -12 -30.0% 0 N/A% 0 N/A%